Question:medium

Which of the following is an integrating factor of $(x^{2} + y^{2} + 2x)dx + 2ydy = 0$?

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If $(M_y - N_x)/N$ is a function of $x$, the I.F. is $e^{\int f(x) dx}$. If it's a function of $y$, use $(N_x - M_y)/M$.

Updated On: Jul 3, 2026

$e^{x}$
$x^{2}$
$\frac{1}{x}$
$x$

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The Correct Option is A

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